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Finding the Third Proportional to 210,848 and 453,934

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Solution

The third proportional to 210,848 and 453,934 is: 977,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,848 : 453,934 = 453,934 : x
  2. Step 2: Convert to fraction form
    210,848/453,934 = 453,934/x
  3. Step 3: Cross multiply
    210,848x = 453,934 × 453,934
  4. Step 4: Simplify right side
    210,848x = 206,056,076,356
  5. Step 5: Solve for x
    x = 206,056,076,356/210,848
  6. Step 6: Final answer
    x = 977,273.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.